Medical Quiz

Biology Quiz

………. is located at the connection between the 2 atria with the 2 ventricles

A. sino-atrial node

B. atrio-ventricular node

C. pacemaker

D. semi lunar valves

Select your answer:
A  B  C  D  E 


Biodiversity CNA Introduction Respiratory and Circulatory Cosmetology Transportation and Excretion Gastroenterology Joints & Movement Human Body Systems My Teeth Vocabulary - Health Mental Health Eyes Muscle Tissues Vocabulary Musculoskeletal System

Other quiz: Teeths

An adult has ___ teeth.

A. 42

B. 32

C. 22